/**
 * Estilos del front.
 *
 * Se apoyan en variables CSS para heredar los colores y la tipografía del tema.
 * Si algún día se cambia de diseño, esto se adapta solo.
 */

/*
 * Las variables van en :root para que cualquier pieza suelta las herede,
 * se use el catálogo entero o solo un [ec_libros] en mitad de una página.
 * Todas llevan además un valor de reserva en cada uso, por si el navegador
 * es antiguo y no entiende color-mix().
 */
:root {
	--ec-color: #4a4a4a;
	--ec-radio: 4px;
	--ec-borde: rgba(0, 0, 0, 0.14);
	--ec-suave: rgba(0, 0, 0, 0.06);
}

@supports (color: color-mix(in srgb, red 50%, transparent)) {
	:root {
		--ec-borde: color-mix(in srgb, currentColor 14%, transparent);
		--ec-suave: color-mix(in srgb, currentColor 6%, transparent);
	}
}

/* ---------------------------------------------------------------- Rejillas */

.ec-grid {
	display: grid;
	gap: clamp(1rem, 2.5vw, 2rem);
	margin: 2rem 0;
	padding: 0;
	list-style: none;
}

.ec-grid--libros {
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 190px), 1fr));
}

.ec-grid--autores {
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 170px), 1fr));
}

.ec-grid--novedades,
.ec-grid--albums {
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
}

.ec-grid--convocatorias,
.ec-grid--servicios {
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
}

/* ----------------------------------------------------------------- Fichas */

.ec-card {
	position: relative;
	margin: 0;
	min-width: 0;
}

.ec-card__link {
	display: block;
	color: inherit;
	text-decoration: none;
}

.ec-card__portada,
.ec-card__media,
.ec-card__retrato {
	display: block;
	overflow: hidden;
	border-radius: var(--ec-radio, 4px);
	background: var(--ec-suave, rgba(0, 0, 0, 0.06));
}

.ec-card__portada img,
.ec-card__media img,
.ec-card__retrato img {
	display: block;
	width: 100%;
	height: auto;
	transition: transform 0.4s ease;
}

.ec-card__portada {
	aspect-ratio: 2 / 3;
}

.ec-card__portada img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.ec-card__media {
	aspect-ratio: 3 / 2;
}

.ec-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.ec-card__retrato {
	aspect-ratio: 1 / 1;
	border-radius: 50%;
}

.ec-card__retrato img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.ec-card__retrato--vacio,
.ec-card__portada--vacia {
	display: grid;
	place-items: center;
	font-size: 2rem;
	font-weight: 300;
	opacity: 0.35;
}

.ec-card__link:hover .ec-card__portada img,
.ec-card__link:hover .ec-card__media img,
.ec-card__link:hover .ec-card__retrato img {
	transform: scale(1.04);
}

.ec-card__body {
	display: block;
	padding-top: 0.75rem;
}

.ec-card__coleccion {
	display: inline-block;
	margin-bottom: 0.35rem;
	color: var(--ec-color, #4a4a4a);
	font-size: 0.7rem;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.ec-card__titulo {
	margin: 0 0 0.25rem;
	font-size: 1.05rem;
	line-height: 1.25;
}

.ec-card--autor .ec-card__titulo {
	font-size: 0.95rem;
}

.ec-card--autor .ec-card__link {
	text-align: center;
}

.ec-card__autor,
.ec-card__pais,
.ec-card__fecha {
	display: block;
	font-size: 0.85rem;
	opacity: 0.7;
}

.ec-card__texto {
	margin: 0.5rem 0 0;
	font-size: 0.9rem;
	line-height: 1.55;
	opacity: 0.8;
}

.ec-card__precio {
	margin: 0.75rem 0;
	font-size: 1.15rem;
	font-weight: 600;
}

.ec-card__icono {
	display: block;
	margin-bottom: 0.5rem;
	font-size: 1.8rem;
	line-height: 1;
}

.ec-card--convocatoria,
.ec-card--servicio {
	padding: clamp(1.25rem, 3vw, 1.75rem);
	border: 1px solid var(--ec-borde, rgba(0, 0, 0, 0.14));
	border-radius: var(--ec-radio, 4px);
}

/* ------------------------------------------------------------ Colecciones */

.ec-colecciones {
	display: grid;
	gap: clamp(1rem, 2.5vw, 1.5rem);
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
	margin: 2rem 0;
}

.ec-coleccion {
	display: block;
	padding: clamp(1.5rem, 4vw, 2.25rem);
	border-top: 4px solid var(--ec-color, #4a4a4a);
	border-radius: var(--ec-radio, 4px);
	background: var(--ec-suave, rgba(0, 0, 0, 0.05));
	color: inherit;
	text-decoration: none;
	transition: transform 0.3s ease;
}

.ec-coleccion:hover {
	transform: translateY(-3px);
}

.ec-coleccion__nombre {
	display: block;
	font-size: 1.35rem;
	font-weight: 600;
	line-height: 1.2;
}

.ec-coleccion__desc {
	display: block;
	margin-top: 0.5rem;
	font-size: 0.9rem;
	opacity: 0.75;
}

.ec-coleccion__cuenta {
	display: block;
	margin-top: 1rem;
	color: var(--ec-color, #4a4a4a);
	font-size: 0.75rem;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

/* -------------------------------------------------- Filtros e índice A–Z */

.ec-filtro,
.ec-indice {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin: 1.5rem 0;
}

.ec-filtro a,
.ec-indice a {
	padding: 0.4rem 0.9rem;
	border: 1px solid var(--ec-borde, rgba(0, 0, 0, 0.14));
	border-radius: 999px;
	color: inherit;
	font-size: 0.85rem;
	text-decoration: none;
	transition: background 0.2s ease, border-color 0.2s ease;
}

.ec-filtro a:hover,
.ec-indice a:hover {
	border-color: currentColor;
}

.ec-filtro a.is-activo {
	border-color: var(--ec-color, #4a4a4a);
	background: var(--ec-color, #4a4a4a);
	color: #fff;
}

.ec-indice {
	position: sticky;
	top: 0;
	z-index: 2;
	padding: 0.5rem 0;
	background: inherit;
}

.ec-grupo {
	margin: 2.5rem 0;
	scroll-margin-top: 5rem;
}

.ec-grupo__letra {
	margin: 0;
	padding-bottom: 0.5rem;
	border-bottom: 1px solid var(--ec-borde, rgba(0, 0, 0, 0.14));
	font-size: 1.5rem;
}

/* ------------------------------------------------------- Ficha de detalle */

.ec-ficha {
	margin: 2.5rem 0;
	padding: clamp(1.25rem, 3vw, 2rem);
	border: 1px solid var(--ec-borde, rgba(0, 0, 0, 0.14));
	border-radius: var(--ec-radio, 4px);
}

.ec-ficha__titulo {
	margin: 0 0 1rem;
	font-size: 0.8rem;
	font-weight: 600;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	opacity: 0.6;
}

.ec-datos {
	display: grid;
	gap: 0.6rem;
	margin: 0;
}

.ec-dato {
	display: grid;
	grid-template-columns: minmax(7rem, 30%) 1fr;
	gap: 1rem;
	padding-bottom: 0.6rem;
	border-bottom: 1px solid var(--ec-borde, rgba(0, 0, 0, 0.08));
}

.ec-dato:last-child {
	border-bottom: 0;
	padding-bottom: 0;
}

.ec-dato dt {
	margin: 0;
	font-size: 0.85rem;
	font-weight: 600;
	opacity: 0.65;
}

.ec-dato dd {
	margin: 0;
	font-size: 0.95rem;
}

.ec-enlaces {
	font-size: 0.9rem;
	opacity: 0.8;
}

.ec-relacionados {
	margin-top: 3rem;
}

.ec-relacionados h2 {
	font-size: 1.25rem;
}

/* ------------------------------------------------------------- Etiquetas */

.ec-badge {
	display: inline-block;
	margin-bottom: 0.75rem;
	padding: 0.25rem 0.7rem;
	border-radius: 999px;
	background: #4a4a4a;
	color: #fff;
	font-size: 0.7rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.ec-estado--abierta .ec-badge,
.ec-estado--permanente .ec-badge {
	background: #1b7f4e;
	color: #fff;
}

.ec-estado--proximamente .ec-badge {
	background: #b6862c;
	color: #fff;
}

.ec-estado--cerrada .ec-badge {
	background: #6b6b6b;
	color: #fff;
}

.ec-estado--cerrada {
	opacity: 0.7;
}

/* --------------------------------------------------------------- Botones */

.ec-btn {
	display: inline-block;
	margin-top: 1rem;
	padding: 0.7rem 1.4rem;
	border: 1px solid var(--ec-color, #1f1f1f);
	border-radius: var(--ec-radio, 4px);
	background: var(--ec-color, #1f1f1f);
	color: #fff;
	font-size: 0.9rem;
	font-weight: 600;
	text-decoration: none;
	cursor: pointer;
	transition: opacity 0.2s ease;
}

.ec-btn:hover,
.ec-btn:focus-visible {
	opacity: 0.85;
	color: #fff;
}

.ec-btn--grande {
	padding: 0.9rem 1.8rem;
	font-size: 1rem;
}

/* Botón secundario: sin relleno, hereda el color del texto del tema. */
.ec-btn--ghost,
.ec-btn--ghost:hover,
.ec-btn--ghost:focus-visible {
	border-color: currentColor;
	background: transparent;
	color: inherit;
}

/* ----------------------------------------------------------- Paginación */

.ec-paginacion {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	justify-content: center;
	margin: 2.5rem 0;
}

.ec-paginacion .page-numbers {
	display: grid;
	place-items: center;
	min-width: 2.4rem;
	height: 2.4rem;
	padding: 0 0.6rem;
	border: 1px solid var(--ec-borde, rgba(0, 0, 0, 0.14));
	border-radius: var(--ec-radio, 4px);
	color: inherit;
	font-size: 0.9rem;
	text-decoration: none;
}

.ec-paginacion .page-numbers.current {
	border-color: currentColor;
	font-weight: 700;
}

/* ----------------------------------------------------------- Newsletter */

.ec-newsletter {
	margin: 3rem 0;
	padding: clamp(1.5rem, 4vw, 2.5rem);
	border: 1px solid var(--ec-borde, rgba(0, 0, 0, 0.14));
	border-radius: var(--ec-radio, 4px);
}

.ec-newsletter__titulo {
	margin: 0 0 0.5rem;
	font-size: clamp(1.25rem, 3vw, 1.6rem);
}

.ec-newsletter__texto {
	margin: 0 0 1.5rem;
	opacity: 0.75;
}

.ec-newsletter__form {
	display: grid;
	gap: 1rem;
	max-width: 34rem;
}

.ec-campo {
	display: grid;
	gap: 0.35rem;
	margin: 0;
}

.ec-campo label {
	font-size: 0.85rem;
	font-weight: 600;
}

.ec-campo input[type="text"],
.ec-campo input[type="email"] {
	width: 100%;
	padding: 0.7rem 0.9rem;
	border: 1px solid var(--ec-borde, rgba(0, 0, 0, 0.25));
	border-radius: var(--ec-radio, 4px);
	background: transparent;
	color: inherit;
	font: inherit;
}

.ec-campo--check label {
	display: flex;
	gap: 0.6rem;
	align-items: flex-start;
	font-size: 0.85rem;
	font-weight: 400;
	line-height: 1.5;
}

.ec-newsletter__form .ec-btn {
	justify-self: start;
	margin-top: 0;
}

/* La trampa antispam nunca se ve ni la leen los lectores de pantalla. */
.ec-hp {
	position: absolute;
	width: 1px;
	height: 1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
	clip-path: inset(50%);
	white-space: nowrap;
}

.ec-aviso {
	margin: 0 0 1rem;
	padding: 0.8rem 1rem;
	border-left: 3px solid currentColor;
	border-radius: var(--ec-radio, 4px);
	font-size: 0.9rem;
}

.ec-aviso--ok {
	color: #1b7f4e;
}

.ec-aviso--error {
	color: #a3271c;
}

/* -------------------------------------------------------------- Galería */

.ec-fotos {
	display: grid;
	gap: 0.75rem;
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 200px), 1fr));
	margin: 2rem 0;
}

.ec-foto {
	display: block;
	overflow: hidden;
	border-radius: var(--ec-radio, 4px);
	aspect-ratio: 1 / 1;
}

.ec-foto img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s ease;
}

.ec-foto:hover img {
	transform: scale(1.05);
}

/* --------------------------------------------------------------- Idioma */

.ec-idioma {
	display: inline-flex;
	gap: 0.4rem;
	align-items: center;
	font-size: 0.85rem;
	letter-spacing: 0.05em;
}

.ec-idioma a {
	color: inherit;
	text-decoration: none;
	opacity: 0.55;
}

.ec-idioma a.is-activo {
	font-weight: 700;
	opacity: 1;
}

.ec-vacio {
	margin: 2rem 0;
	opacity: 0.6;
	font-style: italic;
}

/* --------------------------------------------------- Preferencias del usuario */

@media (prefers-reduced-motion: reduce) {
	.ec-card__link:hover .ec-card__portada img,
	.ec-card__link:hover .ec-card__media img,
	.ec-card__link:hover .ec-card__retrato img,
	.ec-coleccion:hover,
	.ec-foto:hover img {
		transform: none;
	}
}

/*
 * En el móvil las rejillas se fijan a dos columnas.
 * Con «auto-fill» y un mínimo de 190px, una pantalla de 375px solo da para una
 * columna, y cada portada ocuparía el ancho entero de la pantalla.
 */
@media (max-width: 620px) {
	.ec-grid--libros,
	.ec-grid--autores {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 1.5rem 1rem;
	}

	.ec-card__titulo {
		font-size: 0.95rem;
	}

	.ec-card__autor,
	.ec-card__pais {
		font-size: 0.78rem;
	}
}

@media (max-width: 480px) {
	.ec-dato {
		grid-template-columns: 1fr;
		gap: 0.15rem;
	}
}